Properties of the Number 56557

Fifty-Six Thousand Five Hundred Fifty-Seven

Basics

Value: 56556 → 56557 → 56558

Parity: odd

Prime: No

Previous Prime: 56543

Next Prime: 56569

Digit Sum: 28

Digital Root: 1

Palindrome: No

Factorization: 23 × 2459

Divisors: 1, 23, 2459, 56557

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1101110011101101

Octal: 156355

Duodecimal: 28891

Hexadecimal: dced

Square: 3198694249

Square Root: 237.8171566561168

Classification

Fibonacci: No

Bell Number: No

Factorial Number: No

Regular Number: No

Perfect Number: No

Special

Kaprekar Constant: No

Munchausen Constant: No

Armstrong Number: No

Kaprekar Number: No

Catalan Number: No

Vampire Number: No

Taxicab Number: No

Super Prime: No

Friedman Number: No

Fermat Number: No

Cullen Number: No

OEIS Sequences

Second tetrahedral coordinate. A56557

T(n,k)=Number of nXk 0..1 arrays with every element unequal to 0, 2, 3 or 6 king-move adjacent elements, with upper left element zero. A304141